Finding the Third Proportional to 885,401,631 and 1,323,222,520.50

Step by Step Solution

1. Step 1: Write the proportion equation
   885,401,631 : 1,323,222,520.50 = 1,323,222,520.50 : x
2. Step 2: Convert to fraction form
   885,401,631/1,323,222,520.50 = 1,323,222,520.50/x
3. Step 3: Cross multiply
   885,401,631x = 1,323,222,520.50 × 1,323,222,520.50
4. Step 4: Simplify right side
   885,401,631x = 1,750,917,838,758,372,864
5. Step 5: Solve for x
   x = 1,750,917,838,758,372,864/885,401,631
6. Step 6: Final answer
   x = 1,977,540,787.65